File:EB1911 Flower - pea flower showing papilionaceous corolla.jpg

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Description

English: Flower of pea (Pisum sativum), showing a papilionaceous corolla, with one petal superior (st) called the standard (vexillum), two inferior (car) called the keel (carina), and two lateral (a) called wings (alae). The calyx is marked c.

Date

published 1911

Source

Encyclopædia Britannica (11th ed.), v. 10, 1911, “Flower,” fig. 40, p. 561.

Author

Unknown author

Permission
(Reusing this file)

This image comes from the 13^th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	15:34, 19 June 2017		288 × 239 (22 KB)	Bob Burkhardt	{{Information \|Description ={{en\|1=Flower of pea (''Pisum sativum''), showing a papilionaceous corolla, with one petal superior (''st'') called the standard (vexillum), two inferior (''car'') called the keel (carina), and two lateral (''a'') called...

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